sanger/sequencescape — pull request #267 by mattdenner (2011-10-26 14:58:39+00:00)
Title: [fixes 20187583] Add blank to delay reason.

Because one of the options in delay reason can disappear we need to make
sure that the user notices this. By adding a blank option, which is
invalid, we guarantee that they will have to choose if they don't after
submitting the details.